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-rw-r--r--src/libsystemd/sd-bus/bus-creds.c8
-rw-r--r--src/libsystemd/sd-bus/bus-objects.c22
-rw-r--r--src/libsystemd/sd-bus/sd-bus.c10
-rw-r--r--src/libsystemd/sd-bus/test-bus-creds.c6
4 files changed, 33 insertions, 13 deletions
diff --git a/src/libsystemd/sd-bus/bus-creds.c b/src/libsystemd/sd-bus/bus-creds.c
index 1c365b7fcd..c3cc2b7212 100644
--- a/src/libsystemd/sd-bus/bus-creds.c
+++ b/src/libsystemd/sd-bus/bus-creds.c
@@ -1062,8 +1062,8 @@ int bus_creds_add_more(sd_bus_creds *c, uint64_t mask, pid_t pid, pid_t tid) {
if (missing & SD_BUS_CREDS_AUDIT_SESSION_ID) {
r = audit_session_from_pid(pid, &c->audit_session_id);
- if (r == -ENXIO) {
- /* ENXIO means: no audit session id assigned */
+ if (r == -ENODATA) {
+ /* ENODATA means: no audit session id assigned */
c->audit_session_id = AUDIT_SESSION_INVALID;
c->mask |= SD_BUS_CREDS_AUDIT_SESSION_ID;
} else if (r < 0) {
@@ -1075,8 +1075,8 @@ int bus_creds_add_more(sd_bus_creds *c, uint64_t mask, pid_t pid, pid_t tid) {
if (missing & SD_BUS_CREDS_AUDIT_LOGIN_UID) {
r = audit_loginuid_from_pid(pid, &c->audit_login_uid);
- if (r == -ENXIO) {
- /* ENXIO means: no audit login uid assigned */
+ if (r == -ENODATA) {
+ /* ENODATA means: no audit login uid assigned */
c->audit_login_uid = UID_INVALID;
c->mask |= SD_BUS_CREDS_AUDIT_LOGIN_UID;
} else if (r < 0) {
diff --git a/src/libsystemd/sd-bus/bus-objects.c b/src/libsystemd/sd-bus/bus-objects.c
index 0593aa658a..1d061cb9cf 100644
--- a/src/libsystemd/sd-bus/bus-objects.c
+++ b/src/libsystemd/sd-bus/bus-objects.c
@@ -169,11 +169,18 @@ static int add_enumerated_to_set(
return 0;
}
+enum {
+ /* if set, add_subtree() works recursively */
+ CHILDREN_RECURSIVE = (1U << 1),
+ /* if set, add_subtree() scans object-manager hierarchies recursively */
+ CHILDREN_SUBHIERARCHIES = (1U << 0),
+};
+
static int add_subtree_to_set(
sd_bus *bus,
const char *prefix,
struct node *n,
- bool skip_subhierarchies,
+ unsigned int flags,
Set *s,
sd_bus_error *error) {
@@ -205,8 +212,9 @@ static int add_subtree_to_set(
if (r < 0 && r != -EEXIST)
return r;
- if (!skip_subhierarchies || !i->object_managers) {
- r = add_subtree_to_set(bus, prefix, i, skip_subhierarchies, s, error);
+ if ((flags & CHILDREN_RECURSIVE) &&
+ ((flags & CHILDREN_SUBHIERARCHIES) || !i->object_managers)) {
+ r = add_subtree_to_set(bus, prefix, i, flags, s, error);
if (r < 0)
return r;
if (bus->nodes_modified)
@@ -221,7 +229,7 @@ static int get_child_nodes(
sd_bus *bus,
const char *prefix,
struct node *n,
- bool skip_subhierarchies,
+ unsigned int flags,
Set **_s,
sd_bus_error *error) {
@@ -237,7 +245,7 @@ static int get_child_nodes(
if (!s)
return -ENOMEM;
- r = add_subtree_to_set(bus, prefix, n, skip_subhierarchies, s, error);
+ r = add_subtree_to_set(bus, prefix, n, flags, s, error);
if (r < 0) {
set_free_free(s);
return r;
@@ -907,7 +915,7 @@ static int process_introspect(
assert(n);
assert(found_object);
- r = get_child_nodes(bus, m->path, n, false, &s, &error);
+ r = get_child_nodes(bus, m->path, n, 0, &s, &error);
if (r < 0)
return bus_maybe_reply_error(m, r, &error);
if (bus->nodes_modified)
@@ -1173,7 +1181,7 @@ static int process_get_managed_objects(
if (require_fallback || !n->object_managers)
return 0;
- r = get_child_nodes(bus, m->path, n, true, &s, &error);
+ r = get_child_nodes(bus, m->path, n, CHILDREN_RECURSIVE, &s, &error);
if (r < 0)
return r;
if (bus->nodes_modified)
diff --git a/src/libsystemd/sd-bus/sd-bus.c b/src/libsystemd/sd-bus/sd-bus.c
index 4ed508427e..4a9181613a 100644
--- a/src/libsystemd/sd-bus/sd-bus.c
+++ b/src/libsystemd/sd-bus/sd-bus.c
@@ -1241,6 +1241,8 @@ fail:
int bus_set_address_user(sd_bus *b) {
const char *e;
+ uid_t uid;
+ int r;
assert(b);
@@ -1248,6 +1250,10 @@ int bus_set_address_user(sd_bus *b) {
if (e)
return sd_bus_set_address(b, e);
+ r = cg_pid_get_owner_uid(0, &uid);
+ if (r < 0)
+ uid = getuid();
+
e = secure_getenv("XDG_RUNTIME_DIR");
if (e) {
_cleanup_free_ char *ee = NULL;
@@ -1256,9 +1262,9 @@ int bus_set_address_user(sd_bus *b) {
if (!ee)
return -ENOMEM;
- (void) asprintf(&b->address, KERNEL_USER_BUS_ADDRESS_FMT ";" UNIX_USER_BUS_ADDRESS_FMT, getuid(), ee);
+ (void) asprintf(&b->address, KERNEL_USER_BUS_ADDRESS_FMT ";" UNIX_USER_BUS_ADDRESS_FMT, uid, ee);
} else
- (void) asprintf(&b->address, KERNEL_USER_BUS_ADDRESS_FMT, getuid());
+ (void) asprintf(&b->address, KERNEL_USER_BUS_ADDRESS_FMT, uid);
if (!b->address)
return -ENOMEM;
diff --git a/src/libsystemd/sd-bus/test-bus-creds.c b/src/libsystemd/sd-bus/test-bus-creds.c
index edd5033db2..580117165a 100644
--- a/src/libsystemd/sd-bus/test-bus-creds.c
+++ b/src/libsystemd/sd-bus/test-bus-creds.c
@@ -22,11 +22,17 @@
#include "sd-bus.h"
#include "bus-dump.h"
#include "bus-util.h"
+#include "cgroup-util.h"
int main(int argc, char *argv[]) {
_cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL;
int r;
+ if (cg_unified() == -ENOEXEC) {
+ puts("Skipping test: /sys/fs/cgroup/ not available");
+ return EXIT_TEST_SKIP;
+ }
+
r = sd_bus_creds_new_from_pid(&creds, 0, _SD_BUS_CREDS_ALL);
assert_se(r >= 0);